code: def test_plotitem_menu_initialize():
      """Test the menu initialization of the plotitem"""
      item = pg.PlotItem()
      assert item.menuEnabled() is True
      viewbox = item.vb
      assert viewbox is not None
      assert viewbox.menu is not None
      assert viewbox.menuEnabled() is True
  
      item = pg.PlotItem(enableMenu=False)
      assert item.menuEnabled() is False
      viewbox = item.vb
      assert viewbox is not None
      assert viewbox.menu is None
      assert viewbox.menuEnabled() is False
  
      viewbox = pg.ViewBox()
      item = pg.PlotItem(viewBox=viewbox, enableMenu=False)
      assert item.menuEnabled() is False
      viewbox = item.vb
      assert viewbox is not None
      assert viewbox.menu is not None
      assert viewbox.menuEnabled() is True
  
      viewbox = pg.ViewBox(enableMenu=False)
      item = pg.PlotItem(viewBox=viewbox)
      assert item.menuEnabled() is True
      viewbox = item.vb
      assert viewbox is not None
      assert viewbox.menu is None
      assert viewbox.menuEnabled() is False
  
file_path: pyqtgraph/tests/graphicsItems/PlotItem/test_PlotItem.py
imports: import numpy
  import pytest
  import pyqtgraph
label_desc: Use image node_id 7 for calling a global function with example usage: test_plotitem_menu_initialize() without return types